class Entry:
    def __int__(self):
        self.no = 0
        self.text = ''

def print_men():
    e1 = Entry()
    e1.no = 1
    e1.text = '增加一个学生信息'

    e2 = Entry()
    e2.no = 2
    e2.text = '删除一个学生信息'

    e3 = Entry()
    e3.no = 3
    e3.text = '修改一个学生信息'

    e4 = Entry()
    e4.no = 4
    e4.text = '查询一个学生信息'

    e5 = Entry()
    e5.no = 5
    e5.text = '查询所有学生信息'

    e6 = Entry()
    e6.no = 6
    e6.text = '退出'

    e7 = Entry()
    e7.no = 0
    e7.text = '删除一个学生信息'


    e = []
    e.append(e1)
    e.append(e2)
    e.append(e3)
    e.append(e4)
    e.append(e5)
    e.append(e6)
    e.append(e7)

    print('****菜单开始****')

    for item in e:
        print(item.no, item.text)

    print('****菜单结束****')

print_men()